Home / 26,788.70-40,173.73-10,989.24

Finding the Fourth Proportional to 26,788.70, 40,173.73 and 10,989.24

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Solution

The fourth proportional to 26,788.70, 40,173.73 and 10,989.24 is: 16,480.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,788.70 : 40,173.73 = 10,989.24 : x
  2. Step 2: Convert to fraction form
    26,788.70/40,173.73 = 10,989.24/x
  3. Step 3: Cross multiply
    26,788.70x = 40,173.73 × 10,989.24
  4. Step 4: Simplify right side
    26,788.70x = 441,478,760.67
  5. Step 5: Solve for x
    x = 441,478,760.67/26,788.70
  6. Step 6: Final answer
    x = 16,480.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.